login: uvm_fault(0xffffffff82588708, 0xfffffd0000000018, 0, 1) -> e kernel: page fault trap, code=0 Stopped at sbdrop+0x219: movl 0x18(%r15),%r13d ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic kernel page fault uvm_fault(0xffffffff82588708, 0xfffffd0000000018, 0, 1) -> e sbdrop(ffff800020b6d8e8,ffff800020b6d970,c8c) at sbdrop+0x219 sys/kern/uipc_socket2.c:962 end trace frame: 0xffff800020b6d890, count: 0 ddb{1}> trace sbdrop(ffff800020b6d8e8,ffff800020b6d970,c8c) at sbdrop+0x219 sys/kern/uipc_socket2.c:962 sbflush(ffff800020b6d8e8,ffff800020b6d970) at sbflush+0x93 sys/kern/uipc_socket2.c:931 sbrelease(ffff800020b6d8e8,ffff800020b6d970) at sbrelease+0x2e sys/kern/uipc_socket2.c:525 sorflush(fffffd806b345970) at sorflush+0x14b sys/kern/uipc_socket.c:1131 sofree(fffffd806b345970,42) at sofree+0x147 sys/kern/uipc_socket.c:257 soclose(fffffd806b345970,0) at soclose+0x270 sys/kern/uipc_socket.c:338 soo_close(fffffd8066f62440,ffff800020ad6eb8) at soo_close+0x40 fdrop(fffffd8066f62440,ffff800020ad6eb8) at fdrop+0xc2 sys/kern/kern_descrip.c:1274 closef(fffffd8066f62440,ffff800020ad6eb8) at closef+0x11c sys/kern/kern_descrip.c:1258 fdfree(ffff800020ad6eb8) at fdfree+0x101 sys/kern/kern_descrip.c:1190 exit1(ffff800020ad6eb8,0,0,1) at exit1+0x344 sys/kern/kern_exit.c:196 sys_exit(ffff800020ad6eb8,ffff800020b6dd40,ffff800020b6dd90) at sys_exit+0x16 sys/kern/kern_exit.c:94 syscall(ffff800020b6de10) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020b6de10) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffce310, count: -14 ddb{1}> show registers rdi 0 rsi 0xa86 rbp 0xffff800020b6d840 rbx 0xfffffd806d75af00 rdx 0x237ee acpi_pdirpa+0xf656 rcx 0 rax 0 r8 0xffffffff81422fb8 sbdrop+0x248 r9 0x3 r10 0xac7f961afab7d25a r11 0x5af8d3866fa45abb r12 0xa86 r13 0x3000 __ALIGN_SIZE+0x2000 r14 0xffff800020b6d970 r15 0xfffffd0000000000 rip 0xffffffff81422f89 sbdrop+0x219 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020b6d7e0 ss 0x10 sbdrop+0x219: movl 0x18(%r15),%r13d ddb{1}> show proc PROC (syz-executor.1) pid=415792 stat=onproc flags process=1008 proc=2000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020ad7878,0xffff800020ad6028 process=0xffff800020a9c7a0 user=0xffff800020b68000, vmspace=0xfffffd806e9b1178 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 974 390607 52498 0 2 0 syz-executor.0 974 446146 52498 0 7 0x4000080 syz-executor.0 974 304952 52498 0 3 0x4000080 fsleep syz-executor.0 52498 72831 10410 0 3 0x82 nanosleep syz-executor.0 26107 224489 1 0 3 0x100083 ttyin getty 52579 391 0 0 3 0x14200 bored sosplice 32503 244746 10410 0 3 0x82 nanosleep syz-executor.1 10410 126645 51785 0 3 0x82 kqread syz-fuzzer 10410 287918 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 227844 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 8055 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 347784 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 340636 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 2571 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 421353 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 516595 51785 0 3 0x4000082 thrsleep syz-fuzzer 10410 110673 51785 0 3 0x4000082 thrsleep syz-fuzzer 51785 90323 78115 0 3 0x10008a pause ksh 78115 429568 5330 0 3 0x92 select sshd 5330 140058 1 0 3 0x80 select sshd 15458 246056 6958 74 3 0x100092 bpf pflogd 6958 121862 1 0 3 0x80 netio pflogd 33977 72497 38908 73 3 0x100090 kqread syslogd 38908 274776 1 0 3 0x100082 netio syslogd 50570 301958 1 77 3 0x100090 poll dhclient 11781 314458 1 0 3 0x80 poll dhclient 77460 485559 0 0 2 0x14200 zerothread 27987 304826 0 0 3 0x14200 aiodoned aiodoned 86609 91432 0 0 3 0x14200 syncer update 51975 38205 0 0 3 0x14200 cleaner cleaner 57900 504195 0 0 3 0x14200 reaper reaper 48084 94876 0 0 3 0x14200 pgdaemon pagedaemon 86163 260748 0 0 3 0x14200 bored crynlk 69272 153263 0 0 3 0x14200 bored crypto 92784 387187 0 0 3 0x40014200 acpi0 acpi0 9947 360639 0 0 3 0x40014200 idle1 82652 127861 0 0 3 0x14200 bored softnet 58742 2142 0 0 3 0x14200 bored systqmp 35494 409108 0 0 3 0x14200 bored systq 6495 113482 0 0 3 0x40014200 bored softclock 89091 107018 0 0 3 0x40014200 idle0 8356 215376 0 0 3 0x14200 bored smr 1 46089 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9512 6554K 7832K 78643K 11160 0 pcb 13 8K 8K 78643K 109 0 rtable 104 3K 4K 78643K 315 0 ifaddr 66 13K 13K 78643K 104 0 counters 45 34K 34K 78643K 55 0 ioctlops 0 0K 4K 78643K 1486 0 iov 0 0K 16K 78643K 24 0 mount 1 1K 1K 78643K 1 0 vnodes 1236 78K 78K 78643K 1410 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 6 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 75 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 6 17K 25K 78643K 208 0 proc 62 63K 95K 78643K 501 0 subproc 32 2K 2K 78643K 51 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 13 0 in_multi 55 3K 3K 78643K 94 0 ether_multi 1 0K 0K 78643K 8 0 mrt 0 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 55 254K 254K 78643K 55 0 exec 0 0K 1K 78643K 237 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 114 38K 39K 78643K 1655 0 UVM aobj 19 2K 2K 78643K 19 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 44 0 NDP 13 0K 0K 78643K 23 0 temp 125 3022K 3664K 78643K 4663 0 kqueue 3 4K 26K 78643K 32 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 10 0 3 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 41 0 38 1 0 1 1 0 8 0 rtentry 112 69 0 27 2 0 2 2 0 8 0 unpcb 120 381 0 371 1 0 1 1 0 8 0 syncache 264 6 0 6 2 1 1 1 0 8 1 tcpqe 32 27 0 27 1 1 0 1 0 8 0 tcpcb 544 110 0 104 1 0 1 1 0 8 0 inpcb 280 494 0 481 3 0 3 3 0 8 1 rttmr 72 1 0 1 1 0 1 1 0 8 1 ip6q 72 2 0 2 1 1 0 1 0 8 0 ip6af 40 6 0 6 1 1 0 1 0 8 0 nd6 48 11 0 7 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 ppxss 1128 2 0 2 1 0 1 1 0 8 1 pffrag 232 2 0 2 1 1 0 1 0 482 0 pffrnode 88 2 0 2 1 1 0 1 0 8 0 pffrent 40 90 0 90 1 1 0 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 32 0 4 1 0 1 1 0 8 0 pfstkey 112 32 0 4 1 0 1 1 0 8 0 pfstate 328 32 0 3 3 0 3 3 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 293 0 110 13 0 13 13 0 8 1 art_table 32 294 0 110 2 0 2 2 0 8 0 art_node 16 68 0 29 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 3 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 73 0 63 1 0 1 1 0 8 0 shmpl 112 17 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1669 0 260 46 0 46 46 0 8 0 ffsino 272 1669 0 260 96 1 95 95 0 8 0 nchpl 144 2145 0 543 61 0 61 61 0 8 0 uvmvnodes 72 1870 0 0 34 0 34 34 0 8 0 vnodes 208 1870 0 0 99 0 99 99 0 8 0 namei 1024 6017 0 6017 1 0 1 1 0 8 1 percpumem 16 38 0 5 1 0 1 1 0 8 0 vcpupl 1984 2 0 0 1 0 1 1 0 8 0 vmpool 560 2 0 0 1 0 1 1 0 8 0 scxspl 192 6385 0 6385 6 3 3 4 0 8 3 plimitpl 152 33 0 25 1 0 1 1 0 8 0 sigapl 432 405 0 389 3 1 2 3 0 8 0 futexpl 56 4698 0 4697 1 0 1 1 0 8 0 knotepl 112 124 0 105 2 0 2 2 0 8 1 kqueuepl 144 211 0 209 1 0 1 1 0 8 0 pipelkpl 48 118 0 108 1 0 1 1 0 8 0 pipepl 120 236 0 217 1 0 1 1 0 8 0 fdescpl 496 406 0 389 3 0 3 3 0 8 0 filepl 152 3134 0 3023 8 0 8 8 0 8 3 lockfpl 104 25 0 23 1 0 1 1 0 8 0 lockfspl 48 11 0 9 1 0 1 1 0 8 0 sessionpl 112 20 0 9 1 0 1 1 0 8 0 pgrppl 48 22 0 11 1 0 1 1 0 8 0 ucredpl 96 161 0 152 1 0 1 1 0 8 0 zombiepl 144 390 0 389 1 0 1 1 0 8 0 processpl 960 422 0 389 5 0 5 5 0 8 0 procpl 624 835 0 791 4 0 4 4 0 8 0 sosppl 128 11 0 11 2 1 1 1 0 8 1 sockpl 400 923 0 896 5 0 5 5 0 8 1 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 14 0 0 2 0 2 2 0 8 0 mcl2k 2048 197 0 0 24 0 24 24 0 8 0 mtagpl 80 18 0 0 1 0 1 1 0 8 0 mbufpl 256 235 0 0 15 0 15 15 0 8 0 bufpl 280 4430 0 176 304 0 304 304 0 8 0 anonpl 16 57981 0 43384 86 1 85 85 0 124 16 amapchunkpl 152 2272 0 2131 9 0 9 9 0 158 2 amappl16 192 1991 0 1067 58 4 54 58 0 8 6 amappl15 184 22 0 17 1 0 1 1 0 8 0 amappl14 176 154 0 150 2 1 1 1 0 8 0 amappl13 168 31 0 30 1 0 1 1 0 8 0 amappl12 160 9 0 8 2 1 1 1 0 8 0 amappl11 152 77 0 58 1 0 1 1 0 8 0 amappl10 144 16 0 14 1 0 1 1 0 8 0 amappl9 136 394 0 390 1 0 1 1 0 8 0 amappl8 128 340 0 314 2 0 2 2 0 8 0 amappl7 120 127 0 114 1 0 1 1 0 8 0 amappl6 112 31 0 23 1 0 1 1 0 8 0 amappl5 104 313 0 293 1 0 1 1 0 8 0 amappl4 96 519 0 489 2 1 1 2 0 8 0 amappl3 88 197 0 190 1 0 1 1 0 8 0 amappl2 80 2271 0 2191 3 1 2 3 0 8 0 amappl1 72 19251 0 18791 25 15 10 20 0 8 0 amappl 80 1110 0 1063 2 0 2 2 0 84 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 64 18 0 0 1 0 1 1 0 8 0 uaddrrnd 24 408 0 389 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 408 0 389 1 0 1 1 0 8 0 vmmpekpl 168 7274 0 7236 2 0 2 2 0 8 0 vmmpepl 168 57317 0 55143 136 10 126 126 0 357 31 vmsppl 368 407 0 389 2 0 2 2 0 8 0 pdppl 4096 823 0 780 6 0 6 6 0 8 0 pvpl 32 182149 0 164303 201 0 201 201 0 265 36 pmappl 232 407 0 389 2 0 2 2 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 180 0 4 6 0 6 6 0 8 0